steve kilgallon

Simple trig equations with radians

Identifying y=mx+b given two points

Identifying gradient and $y$-intercept from $y=mx+b$.

Identifying gradient and $y$-intercept from $y=mx+b$.

Identifying gradient and $y$-intercept from $y=mx+b$.

Identifying gradient and $y$-intercept from $y=mx+b$.

Identifying y=mx+b given two points

Identifying gradient and $y$-intercept from $y=mx+b$.

Simplifying algebraic expressions

of a random cubic spline

Horizontal and vertical shifts and scales of a random cubic spline

Compute a table of values for a quadratic function. A JSXgraph plot shows the curve going through the entered values.

of a random cubic spline

of a random cubic spline

of a random cubic spline

Compute a table of values for a quadratic function. A JSXgraph (the graph paper) plot shows the curve going through the entered values. The student input is now disconnected from the graph so that they slide the points usually after they input the values and the answer fields are not updated.

Factorising polynomials using the highest common factor

Calculate the functional value at a point.

Calculate the functional value at a point.

Algebra:  Quadratic Factorisation.

              Coefficient of squared term is 1.

Find the equation of the straight line perpendicular to the given line that passes through the given point $(a,b)$.

Multiple solution of sin

Given the original formula the student enters the transformed formula

Find multiple solutions of cos

Working 26_10_16

Given the original formula the student enters the transformed formula

Questions on geometric sequences.

6 questions which introduce the user to the Numbas system.

A simultaneous equations question with integers only

Simplifying algebraic expressions

Factorising polynomials using the highest common factor